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// Copyright 2016 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef MEDIA_BASE_MEDIA_TRACKS_H_
#define MEDIA_BASE_MEDIA_TRACKS_H_
#include <map>
#include <memory>
#include <vector>
#include "base/macros.h"
#include "media/base/media_export.h"
#include "media/base/media_track.h"
namespace media {
class AudioDecoderConfig;
class VideoDecoderConfig;
class MEDIA_EXPORT MediaTracks {
public:
using MediaTracksCollection = std::vector<std::unique_ptr<MediaTrack>>;
MediaTracks();
MediaTracks(const MediaTracks&) = delete;
MediaTracks& operator=(const MediaTracks&) = delete;
~MediaTracks();
// Adds a new audio track. The |bytestreamTrackId| must uniquely identify the
// track within the bytestream.
MediaTrack* AddAudioTrack(const AudioDecoderConfig& config,
StreamParser::TrackId bytestream_track_id,
const MediaTrack::Kind& kind,
const MediaTrack::Label& label,
const MediaTrack::Language& language);
// Adds a new video track. The |bytestreamTrackId| must uniquely identify the
// track within the bytestream.
MediaTrack* AddVideoTrack(const VideoDecoderConfig& config,
StreamParser::TrackId bytestream_track_id,
const MediaTrack::Kind& kind,
const MediaTrack::Label& label,
const MediaTrack::Language& language);
const MediaTracksCollection& tracks() const { return tracks_; }
const AudioDecoderConfig& getAudioConfig(
StreamParser::TrackId bytestream_track_id) const;
const VideoDecoderConfig& getVideoConfig(
StreamParser::TrackId bytestream_track_id) const;
private:
MediaTracksCollection tracks_;
std::map<StreamParser::TrackId, AudioDecoderConfig> audio_configs_;
std::map<StreamParser::TrackId, VideoDecoderConfig> video_configs_;
};
} // namespace media
#endif // MEDIA_BASE_MEDIA_TRACKS_H_
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